/* SangoCompta marketing — design system. Teal brand carried over from the app,
   tuned for a confident, modern, distinctly-African-business marketing feel. */
:root {
  --teal-900:#0b3b36; --teal-800:#0d5249; --teal-700:#0f766e; --teal-600:#14857b;
  --teal-100:#ccfbf1; --teal-50:#ecfdf9;
  --ink:#0b1220; --ink-2:#1e293b; --slate-600:#475569; --slate-500:#64748b;
  --slate-400:#94a3b8; --slate-300:#cbd5e1; --slate-200:#e2e8f0; --slate-100:#f1f5f9; --slate-50:#f8fafc;
  --gold:#f4b740; --rose:#e11d48; --green:#16a34a;
  --bg:#ffffff; --card:#ffffff;
  --radius:16px; --radius-lg:24px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06), 0 6px 18px -12px rgba(15,23,42,.2);
  --shadow:0 1px 3px rgba(15,23,42,.07), 0 24px 48px -28px rgba(15,23,42,.3);
  --maxw:1160px;
  --font:'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body { margin:0; font-family:var(--font); color:var(--ink); background:var(--bg);
  font-size:16px; line-height:1.6; -webkit-font-smoothing:antialiased; overflow-x:hidden; }
a { color:var(--teal-700); text-decoration:none; }
a:hover { text-decoration:underline; }
img, svg { max-width:100%; height:auto; }
h1,h2,h3 { line-height:1.15; letter-spacing:-.02em; margin:0 0 .5em; }
h1 { font-size:clamp(2.1rem, 5vw, 3.6rem); font-weight:900; }
h2 { font-size:clamp(1.5rem, 3vw, 2.2rem); font-weight:800; }
h3 { font-size:1.18rem; font-weight:700; }
p { margin:0 0 1rem; }
.wrap { max-width:var(--maxw); margin:0 auto; padding-inline:24px; }
.wrap.narrow { max-width:760px; }
.grad { background:linear-gradient(100deg,var(--teal-600),var(--gold)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.center { text-align:center; }
.muted { color:var(--slate-500); }
.eyebrow { display:inline-block; font-size:.8rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase;
  color:var(--teal-700); background:var(--teal-50); padding:6px 12px; border-radius:999px; margin-bottom:18px; }

/* ---- Buttons ---- */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; font-weight:700; font-size:.95rem;
  padding:11px 20px; border-radius:11px; border:1.5px solid transparent; transition:transform .12s, box-shadow .12s, background .12s; cursor:pointer; }
.btn:hover { text-decoration:none; transform:translateY(-1px); }
.btn.primary { background:var(--teal-700); color:#fff; box-shadow:0 8px 20px -10px rgba(15,118,110,.7); }
.btn.primary:hover { background:var(--teal-600); }
.btn.ghost { background:#fff; color:var(--ink); border-color:var(--slate-200); }
.btn.ghost:hover { border-color:var(--teal-600); color:var(--teal-700); }
.btn.ghost-light { background:transparent; color:#fff; border-color:rgba(255,255,255,.5); }
.btn.ghost-light:hover { background:rgba(255,255,255,.12); }
.btn.lg { padding:14px 26px; font-size:1.02rem; }
.btn.block { width:100%; }

/* ---- Header ---- */
.site-header { position:sticky; top:0; z-index:40; background:rgba(255,255,255,.86); backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--slate-200); }
.nav-bar { display:flex; align-items:center; gap:18px; height:68px; }
.brand { display:flex; align-items:center; gap:11px; }
.brand:hover { text-decoration:none; }
.brand-mark { width:38px; height:38px; border-radius:11px; background:var(--teal-700); color:#fff; display:grid; place-items:center;
  font-family:Georgia, serif; font-weight:700; font-size:22px; flex:none; }
.brand-text { display:flex; flex-direction:column; line-height:1.05; }
.brand-text b { font-size:1.06rem; color:var(--ink); font-weight:800; }
.brand-text i { font-style:normal; font-size:.72rem; color:var(--slate-500); }
.main-nav { display:flex; gap:4px; margin-left:14px; }
.main-nav a { color:var(--ink-2); font-weight:600; font-size:.93rem; padding:8px 12px; border-radius:9px; white-space:nowrap; }
.main-nav a:hover { background:var(--slate-100); text-decoration:none; }
.main-nav a.active { color:var(--teal-700); background:var(--teal-50); }
.nav-cta { margin-left:auto; display:flex; gap:10px; }
.nav-toggle { display:none; margin-left:auto; font-size:1.5rem; background:none; border:0; color:var(--ink); }
.mobile-nav { display:none; flex-direction:column; gap:4px; padding:14px 24px 22px; border-bottom:1px solid var(--slate-200); background:#fff; }
.mobile-nav a { padding:11px 12px; border-radius:9px; font-weight:600; color:var(--ink-2); }
.mobile-nav a:hover { background:var(--slate-100); text-decoration:none; }
.mobile-nav .btn { margin-top:8px; }

/* ---- Hero ---- */
.hero { position:relative; overflow:hidden; background:
  radial-gradient(1200px 600px at 80% -10%, var(--teal-50), transparent 60%),
  radial-gradient(900px 500px at 0% 0%, #fff7e6, transparent 55%); }
.hero-inner { display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center; padding:72px 24px 64px; }
.hero-copy h1 { margin-bottom:18px; }
.lede { font-size:1.2rem; color:var(--slate-600); max-width:36ch; }
.hero-copy .lede { max-width:46ch; }
.hero-actions { display:flex; gap:12px; flex-wrap:wrap; margin:26px 0 18px; }
.hero-bullets { list-style:none; padding:0; margin:14px 0 0; display:grid; grid-template-columns:1fr 1fr; gap:8px 18px; }
.hero-bullets li { font-size:.92rem; font-weight:600; color:var(--ink-2); }
.hero-visual { display:flex; justify-content:center; }

/* ---- Product mock ---- */
.mock { width:100%; max-width:520px; background:#fff; border-radius:18px; box-shadow:var(--shadow); border:1px solid var(--slate-200); overflow:hidden; }
.mock-bar { display:flex; gap:7px; padding:13px 16px; background:var(--slate-50); border-bottom:1px solid var(--slate-200); }
.mock-bar span { width:11px; height:11px; border-radius:50%; background:var(--slate-300); }
.mock-bar span:first-child { background:#f87171; } .mock-bar span:nth-child(2){ background:var(--gold); } .mock-bar span:nth-child(3){ background:#34d399; }
.mock-body { display:grid; grid-template-columns:128px 1fr; min-height:300px; }
.mock-side { background:linear-gradient(180deg,#0b1220,#0f1b2e); color:#cbd5e1; padding:14px 10px; font-size:.72rem; display:flex; flex-direction:column; gap:5px; }
.ms-brand { width:26px; height:26px; border-radius:8px; background:var(--teal-700); color:#fff; display:grid; place-items:center; font-family:Georgia,serif; font-weight:700; margin-bottom:8px; }
.ms-item { padding:6px 8px; border-radius:7px; }
.ms-item.active { background:var(--teal-700); color:#fff; }
.ms-pill { margin-top:auto; font-size:.62rem; color:#34d399; }
.mock-main { padding:14px; background:var(--slate-50); display:flex; flex-direction:column; gap:10px; }
.mk-kpis { display:grid; grid-template-columns:repeat(3,1fr); gap:8px; }
.mk-kpi { background:#fff; border:1px solid var(--slate-200); border-radius:10px; padding:9px; }
.mk-kpi i { font-style:normal; font-size:.6rem; color:var(--slate-500); text-transform:uppercase; letter-spacing:.04em; display:block; }
.mk-kpi b { font-size:.92rem; font-variant-numeric:tabular-nums; }
.mk-kpi u { text-decoration:none; font-size:.58rem; color:var(--slate-400); }
.mk-kpi.pos b { color:var(--green); }
.mk-card { background:#fff; border:1px solid var(--slate-200); border-radius:10px; padding:11px; font-size:.74rem; }
.mk-card.slim { padding:11px; }
.mk-row { display:flex; justify-content:space-between; padding:4px 0; border-bottom:1px dashed var(--slate-200); }
.mk-row:last-child { border-bottom:0; }
.mk-row.head { font-weight:700; border-bottom:1px solid var(--slate-200); padding-bottom:7px; margin-bottom:3px; }
.mk-row b { font-variant-numeric:tabular-nums; } .mk-row b.c { color:var(--teal-700); }
.mk-row .ok { color:var(--green); font-size:.66rem; } .mk-row .tag { color:var(--teal-700); font-size:.6rem; background:var(--teal-50); padding:2px 6px; border-radius:6px; }
.mk-bars { display:flex; align-items:flex-end; gap:8px; height:54px; margin-top:8px; }
.mk-bars i { flex:1; height:var(--h); background:linear-gradient(180deg,var(--teal-600),var(--teal-800)); border-radius:5px 5px 0 0; }
.viz { width:100%; max-width:420px; }

/* ---- Trust strip ---- */
.trust { padding:26px 24px 6px; text-align:center; }
.trust-label { font-size:.78rem; text-transform:uppercase; letter-spacing:.1em; color:var(--slate-400); font-weight:700; margin-bottom:14px; }
.trust-row { display:flex; flex-wrap:wrap; gap:10px 14px; justify-content:center; }
.trust-chip { font-weight:700; color:var(--slate-600); font-size:.9rem; background:var(--slate-100); padding:8px 16px; border-radius:999px; }

/* ---- Stats band ---- */
.stats-band { background:var(--teal-900); color:#fff; margin-top:40px; }
.stats-row { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; padding:38px 24px; text-align:center; }
.stat b { display:block; font-size:2.1rem; font-weight:900; letter-spacing:-.02em; color:#fff; }
.stat span { font-size:.86rem; color:var(--teal-100); }

/* ---- Sections ---- */
.section { padding:64px 0; }
.section-head { max-width:680px; margin:0 auto 40px; text-align:center; }
.section-head p { font-size:1.1rem; color:var(--slate-600); }

/* ---- Feature grid ---- */
.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.feature-card { background:var(--card); border:1px solid var(--slate-200); border-radius:var(--radius); padding:26px; box-shadow:var(--shadow-sm); transition:transform .15s, box-shadow .15s; }
.feature-card:hover { transform:translateY(-3px); box-shadow:var(--shadow); }
.feature-ico { width:48px; height:48px; border-radius:13px; background:var(--teal-50); display:grid; place-items:center; font-size:24px; margin-bottom:14px; }
.feature-card h3 { margin-bottom:8px; }
.feature-card p { color:var(--slate-600); font-size:.96rem; margin:0; }
.feature-link { display:inline-block; margin-top:12px; font-weight:700; font-size:.9rem; }

/* ---- Split ---- */
.split { display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center; }
.split.reverse .split-copy { order:2; }
.split-visual { display:flex; justify-content:center; }
.split-copy h2 { margin-bottom:14px; }
.split-copy .prose { color:var(--slate-600); }

/* ---- Prose ---- */
.prose { font-size:1.05rem; color:var(--ink-2); }
.prose h2 { margin-top:1.6em; }
.prose h3 { margin-top:1.4em; }
.prose ul, .prose ol { padding-left:1.3em; margin:0 0 1rem; }
.prose li { margin-bottom:.4em; }
.prose .note { font-size:.9rem; color:var(--slate-500); border-left:3px solid var(--teal-100); padding:8px 0 8px 14px; background:var(--slate-50); border-radius:0 8px 8px 0; }
.prose .formula { background:var(--teal-50); border:1px solid var(--teal-100); border-radius:10px; padding:14px 18px; font-size:1.05rem; }
.check-list { list-style:none; padding:0; margin:18px 0; display:grid; gap:9px; }
.check-list li { position:relative; padding-left:30px; font-weight:500; color:var(--ink-2); }
.check-list li::before { content:"✓"; position:absolute; left:0; top:0; width:20px; height:20px; border-radius:50%; background:var(--teal-50); color:var(--teal-700); font-weight:900; font-size:.75rem; display:grid; place-items:center; }

/* ---- Tables ---- */
.table-wrap { overflow-x:auto; border:1px solid var(--slate-200); border-radius:var(--radius); box-shadow:var(--shadow-sm); margin:18px 0; }
table.compare { width:100%; border-collapse:collapse; font-size:.95rem; }
table.compare th, table.compare td { padding:13px 16px; text-align:left; border-bottom:1px solid var(--slate-100); vertical-align:top; }
table.compare thead th { background:var(--slate-50); font-size:.78rem; text-transform:uppercase; letter-spacing:.04em; color:var(--slate-500); }
table.compare tbody th { font-weight:600; }
table.compare tbody tr:last-child td, table.compare tbody tr:last-child th { border-bottom:0; }
table.compare tbody tr:hover { background:var(--slate-50); }

/* ---- Breadcrumbs ---- */
.breadcrumbs { padding-top:18px; }
.breadcrumbs ol { list-style:none; display:flex; flex-wrap:wrap; gap:8px; align-items:center; padding:0; margin:0; font-size:.84rem; color:var(--slate-500); }
.breadcrumbs a { color:var(--slate-500); } .breadcrumbs a:hover { color:var(--teal-700); }
.breadcrumbs .sep { color:var(--slate-300); }

/* ---- Takeaways ---- */
.takeaways { background:var(--teal-50); border:1px solid var(--teal-100); border-radius:var(--radius); padding:22px 26px; margin:0 0 28px; }
.takeaways h2 { font-size:1.05rem; text-transform:uppercase; letter-spacing:.06em; color:var(--teal-800); margin-bottom:12px; }
.takeaways ul { margin:0; padding-left:1.1em; }
.takeaways li { margin-bottom:8px; color:var(--ink-2); }

/* ---- Article ---- */
.article-head { padding:36px 24px 8px; }
.article-head .lede { max-width:60ch; }
.article-meta { font-size:.86rem; color:var(--slate-500); }
.article { padding-bottom:40px; }

/* ---- FAQ ---- */
.faq { display:grid; gap:10px; }
.faq-item { border:1px solid var(--slate-200); border-radius:12px; background:#fff; overflow:hidden; }
.faq-item summary { cursor:pointer; padding:16px 20px; font-weight:700; list-style:none; display:flex; justify-content:space-between; gap:12px; }
.faq-item summary::-webkit-details-marker { display:none; }
.faq-item summary::after { content:"+"; color:var(--teal-700); font-weight:900; font-size:1.3rem; line-height:1; }
.faq-item[open] summary::after { content:"–"; }
.faq-a { padding:0 20px 18px; color:var(--slate-600); }

/* ---- Link/card grids ---- */
.link-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.link-card { display:block; background:#fff; border:1px solid var(--slate-200); border-radius:var(--radius); padding:24px; box-shadow:var(--shadow-sm); transition:transform .15s, box-shadow .15s; color:inherit; }
.link-card:hover { transform:translateY(-3px); box-shadow:var(--shadow); text-decoration:none; }
.link-tag { display:inline-block; font-size:.72rem; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--teal-700); background:var(--teal-50); padding:4px 10px; border-radius:999px; margin-bottom:12px; }
.link-card h3 { margin-bottom:8px; } .link-card p { color:var(--slate-600); font-size:.93rem; margin-bottom:12px; }
.link-more { font-weight:700; color:var(--teal-700); font-size:.9rem; }

/* ---- Pricing ---- */
.price-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; align-items:start; }
.price-card { background:#fff; border:1.5px solid var(--slate-200); border-radius:var(--radius-lg); padding:30px; position:relative; box-shadow:var(--shadow-sm); }
.price-card.featured { border-color:var(--teal-700); box-shadow:var(--shadow); transform:translateY(-6px); }
.price-flag { position:absolute; top:-13px; left:50%; transform:translateX(-50%); background:var(--teal-700); color:#fff; font-size:.74rem; font-weight:700; padding:5px 14px; border-radius:999px; white-space:nowrap; }
.price { display:flex; align-items:baseline; gap:6px; margin:6px 0 4px; }
.price b { font-size:1.9rem; font-weight:900; } .price span { color:var(--slate-500); font-size:.86rem; }
.price-desc { color:var(--slate-600); font-size:.92rem; min-height:42px; }
.price-card .btn { margin:12px 0 6px; }
.price-card .check-list { margin-top:10px; }

/* ---- CTA band ---- */
.cta-band { background:linear-gradient(120deg,var(--teal-800),var(--teal-600)); color:#fff; margin-top:8px; }
.cta-inner { text-align:center; padding:64px 24px; }
.cta-inner h2 { color:#fff; }
.cta-inner p { color:var(--teal-100); font-size:1.1rem; max-width:54ch; margin:0 auto 24px; }
.cta-inner .hero-actions { justify-content:center; }

/* ---- Contact ---- */
.contact-grid { display:grid; grid-template-columns:1.4fr 1fr; gap:40px; }
.contact-form { display:grid; gap:14px; }
.contact-form label { display:grid; gap:6px; font-weight:600; font-size:.9rem; }
.contact-form input, .contact-form textarea { font-family:inherit; font-size:1rem; padding:11px 13px; border:1px solid var(--slate-200); border-radius:10px; }
.contact-form input:focus, .contact-form textarea:focus { outline:2px solid var(--teal-50); border-color:var(--teal-600); }
.contact-aside h3 { margin-top:0; }

/* ---- Footer ---- */
.site-footer { background:var(--ink); color:var(--slate-300); margin-top:0; }
.footer-grid { display:grid; grid-template-columns:1.6fr repeat(5,1fr); gap:30px; padding:56px 24px 36px; }
.footer-brand .brand-text b { color:#fff; }
.footer-brand p { color:var(--slate-400); font-size:.9rem; margin-top:14px; max-width:34ch; }
.footer-contact a { color:var(--teal-100); }
.footer-col h3 { color:#fff; font-size:.82rem; text-transform:uppercase; letter-spacing:.06em; margin-bottom:14px; }
.footer-col ul { list-style:none; padding:0; margin:0; display:grid; gap:9px; }
.footer-col a { color:var(--slate-400); font-size:.9rem; }
.footer-col a:hover { color:#fff; }
.footer-bar { display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; padding:20px 24px; border-top:1px solid #1e293b; font-size:.84rem; color:var(--slate-500); }
.footer-legal a { color:var(--slate-400); }

/* ---- Responsive ---- */
@media (max-width:960px) {
  .hero-inner, .split, .contact-grid { grid-template-columns:1fr; gap:32px; }
  .split.reverse .split-copy { order:0; }
  .feature-grid, .link-grid, .price-grid { grid-template-columns:1fr 1fr; }
  .footer-grid { grid-template-columns:1fr 1fr 1fr; }
  .stats-row { grid-template-columns:1fr 1fr; }
  .hero-visual { order:-1; }
}
@media (max-width:680px) {
  .main-nav, .nav-cta { display:none; }
  .nav-toggle { display:block; }
  .mobile-nav.open { display:flex; }
  .feature-grid, .link-grid, .price-grid { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .hero-bullets { grid-template-columns:1fr; }
  .price-card.featured { transform:none; }
  .section { padding:48px 0; }
}
@media (prefers-reduced-motion:reduce) { * { scroll-behavior:auto; transition:none !important; } }